Updates stylelint config.

.stylelintrc.json

@@ -0,0 +1,17 @@
+{
+  "extends": [
+    "stylelint-config-standard-scss",
+    "stylelint-config-recommended-vue/scss"
+  ],
+  "rules": {
+    "custom-property-empty-line-before": "never",
+    "scss/no-global-function-names": null,
+    "no-invalid-position-at-import-rule": null,
+    "scss/at-import-partial-extension": [
+      "never",
+      {
+        "severity": "warning"
+      }
+    ]
+  }
+}